NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.
Fitment:
Subaru Forester 2.0XT Premium 2014
Subaru Forester 2.0XT Premium 2015
Subaru Forester 2.0XT Premium 2016
Subaru Forester 2.0XT Premium 2017
Subaru Forester 2.0XT Premium 2018
Subaru Forester 2.0XT Touring 2014
Subaru Forester 2.0XT Touring 2015
Subaru Forester 2.0XT Touring 2016
Subaru Forester 2.0XT Touring 2017
Subaru Forester 2.0XT Touring 2018
Subaru WRX Base 2015
Subaru WRX Base 2016
Subaru WRX Base 2017
Subaru WRX Base 2018
Subaru WRX Base 2019
Subaru WRX Base 2020
Subaru WRX Base 2021
Subaru WRX Limited 2015
Subaru WRX Limited 2016
Subaru WRX Limited 2017
Subaru WRX Limited 2018
Subaru WRX Limited 2019
Subaru WRX Limited 2020
Subaru WRX Limited 2021
Subaru WRX Premium 2015
Subaru WRX Premium 2016
Subaru WRX Premium 2017
Subaru WRX Premium 2018
Subaru WRX Premium 2019
Subaru WRX Premium 2020
Subaru WRX Premium 2021



